Home / 369,546.56-554,314.97-89,061.38

Finding the Fourth Proportional to 369,546.56, 554,314.97 and 89,061.38

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Solution

The fourth proportional to 369,546.56, 554,314.97 and 89,061.38 is: 133,590.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,546.56 : 554,314.97 = 89,061.38 : x
  2. Step 2: Convert to fraction form
    369,546.56/554,314.97 = 89,061.38/x
  3. Step 3: Cross multiply
    369,546.56x = 554,314.97 × 89,061.38
  4. Step 4: Simplify right side
    369,546.56x = 49,368,053,633.94
  5. Step 5: Solve for x
    x = 49,368,053,633.94/369,546.56
  6. Step 6: Final answer
    x = 133,590.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.